From phtheiro; decay, i.e. Ruin (spontaneous or inflicted, literally or figuratively) -- corruption, destroy, perish.

see GREEK phtheiro

φθορᾷ (phthora) − 3 Occurrences

φθοράν (phthoran) − 3 Occurrences

φθορᾶς (phthoras) − 3 Occurrences